The Silent Avenger (1920)

The Secret of the Submarine

An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.

Bruce Gentry

Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.

Hands Up

A newspaperwoman finds trouble aplenty when an Inca tribe believes her to be the reincarnation of their long-lost princess.

Jesse James Rides Again

Jesse James wants to start a new life in a new location, but quickly finds himself wrapped-up in protecting townsfolk from the machinations of evil oilmen.

The Scarlet Horseman

Government agents work to interfere with schemes to trick the Comanches into war with the Texans.

The Master Key

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

Mystery of the Riverboat

A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ownership of it.

Jungle Menace

Mystery and adventure, surrounding a stolen rubber harvest.

The Mysterious Pilot

Jim Dorn endeavors to protect Jean McNain from a man she knows has committed a murder, Carter Snowden

Flying G-Men

Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even further.

The Spider's Web

Pulp hero "The Spider" seeks to destroy all criminals. In this serialized adventure, he battles The Octopus, who intends to replace the government of the United States.

Mandrake the Magician

Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.

The Valley of Vanishing Men

Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.

Beatrice Fairfax

Beatrice Fairfax, the original advice-to-the-lovelorn reporter and her friend and not-so-secret admirer Jimmy Barton investigate calls for help and escape exotic perils and dangers. Episodes include exciting and fun stories of baby-napping, blackmail, jewel thievery, disguise, counterfeiting, and the long-unseen episode featuring entrancing cult starlet Olive Thomas and the real New York Yankees and Giants playing a game in the Polo Grounds.

The King of the Kongo

A Secret Service agent seeks his missing brother in Africa, and finds his mission complicated by ivory thieves, a girl with a mysterious past, and a troublesome gorilla.

The Phantom Rider

A new town doctor arrives at the same time as local Indians needprotection from troublemaking looters.

Sea Raiders

A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.

The Monster and the Ape

A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. His henchmen often kidnap a trained gorilla (the titular "ape") from the zoo, to aid in the schemes.

The Black Coin

Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure revealed by cursed coins.

Custer's Last Stand

Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous historical incident.

The Purple Monster Strikes

A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the extraterrestrial Purple Monster can complete the rocket ship and return to Mars, he will be able to start a full-scale invasion of Earth. Good thing Craig Foster sets out to thwart the Monster's mission!

Manhunt of Mystery Island

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by Captain Mephisto, a costumed villain.

The Lost Planet

Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of the Earth. Unfortunately for him, reporters oppose his sinister designs.

Double Adventure

15 part adventure serial directed by W. S. Van Dyke survives in a Russian archive.

Congo Bill

Congo Bill is hired to locate an heiress lost somewhere in Africa.

Jungle Raiders

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.

The Masked Marvel

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.

Spy Smasher

Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.

Jungle Queen

A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.

The Tiger's Trail

A cult of Hindu tiger worshippers and a gang of Western outlaws try to cheat a young woman out of rich mines that belong to her.

Adventures of Red Ryder

Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.

The Great Alaskan Mystery

The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods pursue him to Alaska, trying to steal the device.

Drums of Fu Manchu

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.

Flash Gordon

Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.

King of the Forest Rangers

An Indian rug is the key to the location of a lost treasure. When the rug's owner is murdered, it becomes a case for Forest Ranger Steve King

The Phantom Rider

The Phantom Rider helps Mary Grayson thwart a plot to steal her land.

Perils of the Jungle

A young woman and her father search for hidden treasure in the African jungle.

King of the Texas Rangers

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.

Pirate Treasure

An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters interference from various adversaries.

The Wolf Dog

The story of a boy, a dog, and a man. The boy discovers he is heir to a shipping line, and travels to Los Angeles, accompanied by inventor/radio operator Bob Whitlock and Irene Blaine. Their journey is aided by Pal, a wolf dog.

Perils of the Royal Mounted

Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.